Cheap Flights from Seattle (SEA) to Bucharest (BBU)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Bucharest (BBU-Aurel Vlaicu)

Alternative airports near Bucharest

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Henri Coanda Intl. OTP. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $725
OTP
Henri Coanda Intl.
Cheapest
Average driving time to city center19 min
Flights from $725
Flights from Seattle (SEA) to Bucharest (BBU)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Aurel Vlaicu
Distance
5799 mi

Seattle to Bucharest Flights

The cheapest times to fly from Seattle to Bucharest

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Bucharest are during the month of . You can find some of the cheapest flights from Seattle to Bucharest with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Bucharest

Sunday is one of the best days to book for cheap flights from Seattle to Bucharest: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Bucharest

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Bucharest in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Bucharest flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Bucharest airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU) cost?
Discover the latest flight deals from SEA to BBU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to BBU?
The cheapest flights from SEA to BBU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to BBU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to BBU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU)?
Nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to BBU?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a number of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU)?
Opt for a flight from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU) last-minute?
Last-minute bookings from SEA to BBU are usually more expensive. To lock in the lowest rates, start looking for flights early. That said, if you can play around with your travel dates, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a SEA to BBU flight and hotel package?
Booking a SEA to BBU flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Aurel Vlaicu Airport (BBU)?
In most instances, you can cancel or modify your SEA to BBU flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more details, head to our Customer Service portal.

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*Available to One Key members.